The widespread use of mobile devices, particularly Android, necessitates that web applications function optimally on these platforms due to their dominance in internet traffic and market share. Key challenges in optimizing Android web applications include prolonged page loading times, difficulties with internal page navigation, cross-browser and responsiveness issues, intrusive ads, and cumbersome application flows. To address these, developers should ensure efficient code execution under various network conditions, use mobile-optimized images, design user-friendly navigation elements, and test applications across different devices and browsers. Additionally, enhancing user experience involves avoiding disruptive ads and designing linear, step-by-step forms. By adopting these strategies, developers can improve user experience, retain users, and prevent common errors that might otherwise impact an application's ranking and usability.